Royal College of Surgeons of Edinburgh. This is the tie available in red and blue worn by Fellows and Members, including Fellows and Members of Dental Surgery, of the Royal College of Surgeons of Edinburgh (RCS Edin) through the 1970s, 1980s and late 1990s. The Faculty of Dental Surgery of RCS Edin, the largest Faculty of the College, with more than 5000 members, was established in 1982.